<script setup lang="ts">
import { postLoginWxMinAPI, postLoginWxMinFormAPI, postLoginWxMinSimpleAPI } from '@/services/login'
import { useMemberStore } from '@/stores'
import type { LoginResult } from '@/types/member'
import { onLoad } from '@dcloudio/uni-app'
import { ref } from 'vue'

// #ifdef MP-WEIXIN
// 存储code登录凭证
let code = ''

// 获取code登录凭证
onLoad(async () => {
    const res = await wx.login()
    code = res.code
})

// 获取用户手机号(UniHelper的TS类型, 非空断言只在一个类型上), 并发送请求
// 获取手机号功能对个人开发者不开放, 所以这里用不了
const onGetphonenumber: UniHelper.ButtonOnGetphonenumber = async (ev) => {
    const encryptedData = ev.detail!.encryptedData!
    const iv = ev.detail!.iv!
    const res = await postLoginWxMinAPI({ code, encryptedData, iv })
    uni.showToast({ icon: 'none', title: res.msg })
    loginSuccess(res.result)
}
// #endif

// 模拟手机号快捷登录(直接调用内测接口传入手机号)
const onGetphonenumberSimple = async () => {
    const res = await postLoginWxMinSimpleAPI('13123456789')
    loginSuccess(res.result)
}

// 为了登录持久化存储可复用, 封装为函数(调用时传递对应参数即可)
const loginSuccess = (profile: LoginResult) => {
    // 使用Pinia做持久化存储 保存登录信息
    const memberStore = useMemberStore()
    memberStore.setProfile(profile)
    // 登录成功提示信息
    uni.showToast({ icon: 'success', title: '登录成功' })
    // 登录成功则跳转我的页面(因我的页面是Tabs页, 需使用switchTab跳转, 跳转时会销毁所有页面, 使用定时器延迟跳转保留提示框)
    setTimeout(() => {
        // uni.switchTab({ url: '/pages/my/my' })
        // 优化跳转页(小程序是多页应用, 登录成功后使用navigateBack()直接返回上一页即可)
        uni.navigateBack()
    }, 400)
}

// #ifdef H5 || APP-PLUS
// 传统H5表单登录(测试账号: 13123456789 密码: 123456，测试账号仅开发学习使用)
const form = ref({
    account: '13123456789',
    password: '123456',
})

// 表单登录提交事件(调用H5 | APP登录接口, 登录成功则保存登录信息)
const onSubmit = async () => {
    const res = await postLoginWxMinFormAPI(form.value)
    loginSuccess(res.result)
}
// #endif
</script>

<template>
    <view class="viewport">
        <view class="logo">
            <image src="https://pcapi-xiaotuxian-front-devtest.itheima.net/miniapp/images/logo_icon.png"></image>
        </view>
        <view class="login">
            <!-- #ifdef H5 -->
            <!-- 网页端表单登录 -->
            <input class="input" type="text" placeholder="请输入用户名/手机号码" v-model="form.account" />
            <input class="input" type="text" password placeholder="请输入密码" v-model="form.password" />
            <button class="button phone" @tap="onSubmit">登录</button>
            <!-- #endif -->

            <!-- #ifdef MP-WEIXIN || APP-PLUS -->
            <!-- 小程序端授权登录 -->
            <view class="button-privacy-wrap">
                <button class="button phone" @tap="onGetphonenumberSimple">
                    <text class="icon icon-phone"></text>
                    手机号快捷登录
                </button>
            </view>
            <!-- #endif -->
            <view class="extra">
                <view class="caption">
                    <text>其他登录方式</text>
                </view>
                <view class="options">
                    <!-- 通用模拟登录 -->
                    <!-- <button open-type="getPhoneNumber" @getphonenumber="onGetphonenumber"> -->
                    <button open-type="getPhoneNumber" @tap="onGetphonenumberSimple">
                        <text class="icon icon-phone">模拟快捷登录</text>
                    </button>
                </view>
            </view>
            <view class="tips">登录/注册即视为你同意《服务条款》和《小兔鲜儿隐私协议》</view>
        </view>
    </view>
</template>

<style lang="scss">
page {
    height: 100%;
}

.viewport {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 20rpx 40rpx;
}

.logo {
    flex: 1;
    text-align: center;

    image {
        width: 220rpx;
        height: 220rpx;
        margin-top: 15vh;
    }
}

.login {
    display: flex;
    flex-direction: column;
    height: 60vh;
    padding: 40rpx 20rpx 20rpx;

    .input {
        width: 100%;
        height: 80rpx;
        font-size: 28rpx;
        border-radius: 72rpx;
        border: 1px solid #ddd;
        padding-left: 30rpx;
        margin-bottom: 20rpx;
    }

    .button {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 100%;
        height: 80rpx;
        font-size: 28rpx;
        border-radius: 72rpx;
        color: #fff;

        .icon {
            font-size: 40rpx;
            margin-right: 6rpx;
        }
    }

    .phone {
        background-color: #28bb9c;
    }

    .wechat {
        background-color: #06c05f;
    }

    .extra {
        flex: 1;
        padding: 70rpx 70rpx 0;

        .caption {
            width: 440rpx;
            line-height: 1;
            border-top: 1rpx solid #ddd;
            font-size: 26rpx;
            color: #999;
            position: relative;

            text {
                transform: translate(-40%);
                background-color: #fff;
                position: absolute;
                top: -12rpx;
                left: 50%;
            }
        }

        .options {
            display: flex;
            justify-content: center;
            align-items: center;
            margin-top: 70rpx;

            button {
                padding: 0;
                background-color: transparent;

                &::after {
                    border: none;
                }
            }
        }

        .icon {
            font-size: 24rpx;
            color: #444;
            display: flex;
            flex-direction: column;
            align-items: center;

            &::before {
                display: flex;
                align-items: center;
                justify-content: center;
                width: 80rpx;
                height: 80rpx;
                margin-bottom: 6rpx;
                font-size: 40rpx;
                border: 1rpx solid #444;
                border-radius: 50%;
            }
        }

        .icon-weixin::before {
            border-color: #06c05f;
            color: #06c05f;
        }
    }
}

.tips {
    position: absolute;
    bottom: 80rpx;
    left: 20rpx;
    right: 20rpx;
    font-size: 22rpx;
    color: #999;
    text-align: center;
}
</style>